Concord River Alewife Restoration · 2016. 2017. 2018 # Herring. Merrimack River Herring Returns @...
Transcript of Concord River Alewife Restoration · 2016. 2017. 2018 # Herring. Merrimack River Herring Returns @...
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Concord River Alewife Restoration
Concord River Fish Monitoring Training 2020
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Creating Community Through Conservation
“to improve the quality of life for the people of Lowell through education and through the creation, conservation, and preservation of parks, open spaces, and special places.”
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River Herring - 2 types • *Alewife • Blueback Herring
Concord River = Alewives Mystic River = Bluebacks
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Image Credit: Merrimack Valley. Image credit: Karl
Musser, under a CC BY-SA 2.5 license.
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Diadromous Fishes Migrate between fresh water & sea water
Alewife Anadromous (sea freshwater for spawning)
American eel Catadromous (freshwater sea for spawning)
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Sudbury Assabet
Billerica Dam =
No Fish Passage
BIG PICTURE
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LP&CT’s early work in alewife monitoring
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Wamesit Falls at Centennial Island Fish Ladder
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Bartlett
Spalding House
The Concord River flows north
The Merrimack River flows south, then northeast
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Our Partners
Olson Electric
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In 2006, NOAA National Marine Fisheries Service listed River Herring as a species of concern.
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Source: River Herring - River Herring Benchmark Assessment: Volume II (includes State/Jurisdiction-specific Stock Status Summaries) (May 2012)
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# He
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Merrimack River Herring Returns @ Essex Dam, Lawrence, MA
Herring
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May 3: 26 river herring
May 4: 100 river herring; 1 shad (1st lift)
May 6: 4,000 river herring
May 7: 8,500 river herring (as of 2pm)
May 11: 39,572 river herring
May 14: 143,548 river herring
May 18: 348,666
May 21: 395,998
June 1: 448,205
2018 FISH COUNTS (at Essex Dam in Lawrence)
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Data Collection • Data: Data sheets, app, on-line form
– If datasheets, take a photo or scan to Lisa
• Timer: personal phone, watch, timers • Counter/Clicker: phone app “Click Counter” • Clipboards/pencil (personal) • Polarized sunglasses (personal)
Counting: • Count the fish
going UP the ladder
• Watch for air bubbles tricks
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Epicollect5 App for Data Entry Sign in with Google only (Android or iOS)
On phone app: ‘2020 Concord River”
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Demonstration
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Other wildlife seen at the fish ladder
• ducks • turtles • woodchucks • great blues
herons • otters, and • other species of
fish (lamprey)
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When: • May 11 – June 13 • 7 AM – 8AM (13 hours of coverage) • 10 minutes/hour • Sign up with Lisa (Google calendar on website)
Register: on-line (same page as monitoring calendar)
Where (Parking/Access): Waterhead Mill, 850 Lawrence St. • Park in parking lot spaces, not in fire lane • You will be emailed a parking sign to put on your
dashboard. • No access to Gatehouse • Walk through gate up to the ladder
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Registration for Monitoring https://wp.me/PaMTYW-iOc
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Safety Information • If there’s an emergency, please call 911
• Do not climb into the fish ladder
• Youth aged 12-17 years old may participate in the program under the direct supervision of a guardian or parent and are required to wear a Personal Floatation Device (PFD)
• Please contact Jane or Lisa if you see a problem with the fish ladder
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A few updates on other LP&CT projects…
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Connector Trail
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Connector Trail